Added a new cross-join unit test taken from #2035

couchbase · Feb 8, 2018 · cbd993f · cbd993f
1 parent da87ce4
commit cbd993f
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Showing 2 changed files with 80 additions and 2 deletions.
diff --git a/Objective-C/Tests/QueryTest.m b/Objective-C/Tests/QueryTest.m
@@ -538,6 +538,46 @@ - (void) testCrossJoin {
 }
 
 
+- (void) testCrossJoin2 {
+    [self loadJSONResource:@"join"];
+    CBLQueryExpression* FIRSTNAME  = [CBLQueryExpression property: @"firstname" from:@"employeeDS"];
+    CBLQueryExpression* LASTNAME  = [CBLQueryExpression property: @"lastname" from:@"employeeDS"];
+    CBLQueryExpression* DEPTNAME  = [CBLQueryExpression property: @"name" from:@"departmentDS"];
+
+    NSArray* results = @[[CBLQuerySelectResult expression: FIRSTNAME],
+                         [CBLQuerySelectResult expression: LASTNAME],
+                         [CBLQuerySelectResult expression: DEPTNAME]];
+
+
+    [CBLQuerySelectResult expression: [CBLQueryMeta idFrom: @"employeeDS"]];
+
+
+    CBLQueryExpression* expr1 = [[CBLQueryExpression property:@"type" from:@"employeeDS"]  equalTo: [CBLQueryExpression string:@"employee"]];
+    CBLQueryExpression* expr2 = [[CBLQueryExpression property:@"type" from:@"departmentDS"] equalTo :[CBLQueryExpression string:@"department"]];
+
+    CBLQueryJoin* join = [CBLQueryJoin crossJoin:[CBLQueryDataSource database: self.db as: @"departmentDS"]];
+    CBLQuery* q = [CBLQueryBuilder select: results
+                                     from: [CBLQueryDataSource database: self.db as: @"employeeDS"]
+                                     join: @[join]
+                                    where:[expr1 andExpression:expr2]];
+
+
+    Assert(q);
+    NSError* error;
+
+    NSLog(@"%@",[q explain:nil]);
+
+    CBLQueryResultSet* rs = [q execute: &error];
+
+    NSUInteger i = 0;
+    NSArray* res = [rs allResults];
+    for (CBLQueryResult* r in res) {
+        NSLog(@" %@",[r toDictionary]);
+
+        i++;
+    }
+
+}
 - (void) testGroupBy {
     NSArray* expectedStates  = @[@"AL",    @"CA",    @"CO",    @"FL",    @"IA"];
     NSArray* expectedCounts  = @[@1,       @6,       @1,       @1,       @3];
@@ -1637,8 +1677,8 @@ - (void) testForumJoin {
     CBLQueryJoin* join = [CBLQueryJoin join: [CBLQueryDataSource database: self.db as: @"itemDS"]
                                          on: on];
     CBLQuery* q = [CBLQueryBuilder select: @[ITEM_DOC_ID, CATEGORY_DOC_ID]
-                              from: [CBLQueryDataSource database: self.db as: @"categoryDS"]
-                              join: @[join]];
+                                     from: [CBLQueryDataSource database: self.db as: @"categoryDS"]
+                                     join: @[join]];
     Assert(q);
     NSError* error;
 

diff --git a/Objective-C/Tests/Support/join.json b/Objective-C/Tests/Support/join.json
@@ -0,0 +1,38 @@
+{ "type":"employee", "firstname":"John","lastname":"Smith","department":"1000","location":"101"}
+{ "type":"employee", "firstname":"John","lastname":"Anderson","department":"2000","location":"101"}
+{ "type":"employee","firstname":"Jane","lastname":"Doe","department":"1000","location":"101"}
+{ "type":"employee","firstname":"Carman","lastname":"Hopscotch","department":"4000","location":"101"}
+{ "type":"employee", "firstname":"Alex","lastname":"Pepe","department":"4000","location":"101"}
+{ "type":"employee", "firstname":"Priya","lastname":"Rajagopal","department":"1000","location":"101"}
+{ "type":"employee", "firstname":"Donald","lastname":"Scotch","department":"2000","location":"102"}
+{ "type":"employee", "firstname":"Alice","lastname":"Matt","department":"3000","location":"101"}
+{ "type":"employee", "firstname":"Roslyn","lastname":"Aerni","department":"3000","location":"101"}
+{ "type":"employee", "firstname":"Berneice","lastname":"Cefalu","department":"1000","location":"101"}
+{ "type":"employee", "firstname":"Patricia","lastname":"Shoji","department":"2000","location":"101"}
+{ "type":"employee", "firstname":"Kenton","lastname":"Bagent","department":"3000","location":"101"}
+{ "type":"employee", "firstname":"Elyse","lastname":"Leis","department":"4000","location":"101"}
+{ "type":"employee", "firstname":"Maryjo","lastname":"Tariq","department":"1000","location":"101"}
+{ "type":"employee", "firstname":"Margaretta","lastname":"Ogwynn","department":"2000","location":"102"}
+{ "type":"employee", "firstname":"Glory","lastname":"Mollenkopf","department":"2000","location":"102"}
+{ "type":"employee", "firstname":"Janette","lastname":"Nicholes","department":"1000","location":"101"}
+{ "type":"employee", "firstname":"Brandon","lastname":"Laidlaw","department":"3000","location":"102"}
+{ "type":"employee", "firstname":"Arturo","lastname":"Kinatyan","department":"3000","location":"101"}
+{ "type":"employee", "firstname":"Eddie","lastname":"Colangelo","department":"3000","location":"102"}
+{ "type":"employee", "firstname":"Margrett","lastname":"Heartz","department":"1000","location":"101"}
+{ "type":"employee", "firstname":"Verna","lastname":"Wigfield","department":"4000","location":"102"}
+{ "type":"employee", "firstname":"Jarrod","lastname":"Litwiler","department":"4000","location":"101"}
+{ "type":"employee", "firstname":"Kelley","lastname":"Wala","department":"1000","location":"101"}
+{ "type":"employee", "firstname":"Shaunta","lastname":"Geringer","department":"1000","location":"102"}
+{ "type":"employee", "firstname":"Ira","lastname":"Rechel","department":"1000","location":"102"}
+{ "type":"employee", "firstname":"Rickie","lastname":"Bakaler","department":"2000","location":"102"}
+{ "type":"employee", "firstname":"Georgetta","lastname":"Kolding","department":"2000","location":"101"}
+{ "type":"employee", "firstname":"Concetta","lastname":"Rotondo","department":"1000","location":"102"}
+{ "type":"employee", "firstname":"Chas","lastname":"Cefalu","department":"6000","location":"101"}
+{ "type":"department", "name": "Engineering","code": "1000","head":{"firstname":"Ira","lastname":"Rechel"}}
+{ "type":"department", "name": "Product Management","code": "2000","head":{"firstname":"Patricia","lastname":"Shoji"}}
+{ "type":"department", "name": "Marketing","code": "3000","head":{"firstname":"Arturo","lastname":"Kinatyan"}}
+{ "type":"department", "name": "Sales","code": "4000","head":{"firstname":"Alex","lastname":"Pepe"}}
+{ "type":"department", "name": "HR","code": "5000"}
+{ "type":"department", "name": "Quality","code": "7000"}
+{ "type":"location", "name":"HQ","address": "1123 6th St. Melbourne, FL 32904 ","code": "101"}
+{ "type":"location", "name": "Central HQ","address":"44 Shirley Ave. West Chicago, IL 60185","code": "102"}